(2)  
Access Panel 454AL Trailing Edge Fairing Doors - System 1 464AL Trailing Edge Fairing Doors - System 2 474AL Trailing Edge Fairing Doors - System 3 484AL Trailing Edge Fairing Doors - System 4

 C.  
Procedure

 (1)
Open the door in the trailing edge fairing (AMM 54-62-00/201).

 S 012-002
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A

747-400
MAINTENANCE MANUAL

SEE A
2.  
BOLT

3.
WASHER (4 LOCATIONS)

4.  JUMPER ASSEMBLY
1.  RESERVOIR
PRESSURIZATION
MODULE

26. SEAL
LOCKWIRE
5.  CHECK VALVE
A
16. FILTER CAP
FWD
IN PORT (IN)
15. ADAPTER
8.  PACKING RESERVOIR
9.  PACKING PORT (RES)10. PACKING
A
SEE C
6.  
ADAPTER

7.  
NUT

5.  CHECK VALVE
8.  PACKING
11.
PLUG  GAGE 9. PACKING

12.  
PACKING PORT (GA) 10. PACKING SEE B

TEST PORT (T) 11. PLUG WITH FILTER 12. PACKING
13.
BLEED VALVE

BLEED PORT
14.
PACKING

(BLD)
SEE D
A
Reservoir Pressurization Module Installation
Figure 201 (Sheet 1)

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747-400
MAINTENANCE MANUAL

Reservoir Pressurization Module Installation
Figure 201 (Sheet 2)

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747-400 MAINTENANCE MANUAL
 S 862-003
 WARNING: YOU MUST RELEASE THE PRESSURE IN THE PNEUMATIC SYSTEM BEFORE
_______ YOU OPEN THE PNEUMATIC SYSTEM. THE AIR, WHICH HAS HIGH TEMPERATURE AND PRESSURE, CAN CAUSE INJURY TO PERSONS.
 (2)  
Release the pressure in the pneumatic system (AMM 36-00-00/201).

 S 862-004

 (3)  
Release the pressure in the hydraulic system (AMM 29-11-00/201).

 S 032-005

 (4)  
Disconnect the tubes from the ports, IN and RES, on the module (1) for reservoir pressurization.

 S 022-006

 (5)
Remove the bolts (2) and the washers (3) from the module (1).

 S 022-064

 (6)  
Remove the module (1).

 S 032-007

 (7)  
If you must replace the module (1) with a new module, remove the fittings from the used module.

 (a)  
Remove the adapter (6), nut (7) and packings (8, 9, and 10) from the RES port.

 (b)  
Discard the packings (8 and 10).

 (c)  
Remove the plug (11) and the packing (12) from the ports T and GA.

 (d)  
Remove the adapter (15), and the packings (8, 9, and 10) from the IN port.

 (e)  
Discard the packings (8 and 10).

 S 032-008
 (8)  Install covers on all open ports and tubes to keep out contamination.
 TASK 29-17-01-402-009
 3. Reservoir Pressurization Module Installation (Fig. 201)
____________________________________________
 A. Consumable Materials
 (1)  
D00567 Lubricant - Skydrol Assembly Lube, MCS 352

 (2)  
G00095 Detector - Leak, Leak-Tek (160X)

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